Home / 371,024,597.20-556,368,934.20-140,917,205.20

Finding the Fourth Proportional to 371,024,597.20, 556,368,934.20 and 140,917,205.20

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Solution

The fourth proportional to 371,024,597.20, 556,368,934.20 and 140,917,205.20 is: 211,312,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,024,597.20 : 556,368,934.20 = 140,917,205.20 : x
  2. Step 2: Convert to fraction form
    371,024,597.20/556,368,934.20 = 140,917,205.20/x
  3. Step 3: Cross multiply
    371,024,597.20x = 556,368,934.20 × 140,917,205.20
  4. Step 4: Simplify right side
    371,024,597.20x = 78,401,955,267,566,704
  5. Step 5: Solve for x
    x = 78,401,955,267,566,704/371,024,597.20
  6. Step 6: Final answer
    x = 211,312,015.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.